The science fiction author Arthur C Clarke as soon as argued that our planet shouldn’t be known as Earth. “Clearly it’s Ocean,” he noticed. And positively it’s onerous to disclaim its aquatic nature once we see that distinguishing sea-blue globe hanging in house in satellite tv for pc pictures. Ours is undoubtedly a watery world.

This birthright is explored intimately by Australian author James Bradley in a particular investigation of the marine roots of life and civilisation: from the deep historical past of evolutionary time to the rise of contemporary capitalism. We’re creatures of the riverbank and the seashore, he argues – a species that has been formed by water in ways in which present revealing views on what it means to be human.

Simply contemplate how we transfer round within the stuff. Hieroglyphs present folks loved swimming in historical Egypt; pearls have been harvested from the seafloor within the Gulf 7,000 years in the past; whereas research of Maya reliefs depict people swimming stylishly 2,000 years in the past.

However the 18th century introduced a small however important transition to those aquatic pleasures. Historic accounts reveal Africans, Indigenous Australians and Native People nonetheless routinely swam utilizing the overarm crawl, however in Europe the breaststroke was now king. The crawl was disparaged as a method appropriate just for primitive races whereas the breaststroke was hailed as scientific and civilised. It was merely known as “White swimming”.

This incipient racism was delicate in contrast with different adjustments wrought by way of our altering relationship with the ocean, nonetheless. “The felling of forests for gas and to construct ships to maneuver enslaved folks, the slaughter of whales to make oil for lamps, lubricant for the machines within the factories and nitroglycerine for explosives – none of this might have been doable with out the oceans,” says Bradley.

And of all of the world’s nice our bodies of water, it’s the Atlantic Ocean that accounts for the worst offences. The growing wealth of western Europe from 1500 onwards was nearly solely accrued by nations with entry to the Atlantic Ocean, specifically the Portuguese, Spanish, English and Dutch. “This in flip is inseparable from the position of slavery,” Barclay states.

On one aspect of the ocean, greater than 12 million non-Europeans have been shipped west as enslaved folks. The products they have been compelled to reap, mine or manufacture have been then transported eastward throughout the Atlantic. “Capitalism, and the techniques of colonial exploitation and violence that fuelled its rise, arose on the oceans,” we’re instructed.

The seas can have the final phrase, nonetheless. Hovering world temperatures – triggered by unfettered capitalism set unfastened by marine commerce – at the moment are heating the planet dangerously, melting ice sheets and wrecking coral reefs as our factories and energy vegetation belch out growing quantities of carbon dioxide. Because the oceans heat, marine animals are shifting polewards at a mean of about 4 miles a yr. Worse, rising sea ranges will quickly displace tons of of tens of millions of males, girls and kids who’ve properties close to estuaries, bays or the seashore. An oceanic disaster awaits us.

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“As sea ranges rise, they carry with them the legacy of centuries of extraction and colonial violence,” Bradley tells us. “To outlive that future we are going to all have to be swimmers.”

As you’ll have gathered, this can be a ebook with an apocalyptic message at its core. We face a worldwide disaster and the seas present us with an efficient option to look at its causes and sure outcomes, says Bradley. “The ocean reveals that the roots of the disaster we inhabit lie deep within the patterns of violent exploitation and extraction which have formed the fashionable world.”

It’s an intriguing argument – although it’s unlikely the seas will present the one narrative that may assist us perceive the disaster we face. Nonetheless, they make an vital focus for debate, and Bradley, in pursuing his thesis, has produced a formidable physique of analysis and evaluation. His relentless pursuit of each nuance and implication of his concepts leaves the ebook a bit too fragmented. Alternatively, Deep Water is written with panache and argued with compelling readability. The result’s a provocative, engrossing learn.

Deep Water: The World within the Ocean by James Bradley is printed by Scribe (£22). To assist the Guardian and Observer order your copy at guardianbookshop.com. Supply costs might apply

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